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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 11:16 am CST Dec 1, 2025 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
100% chance of snow on Today 100% chance of snow on Tonight Mostly Cloudy on Tuesday 30% chance of snow on Wednesday Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday
High: 26°F Low: 13°F High: 26°F High: 35°F High: 13°F High: 28°F High: 32°F High: 28°F
Low: 18°F Low: -2°F Low: -3°F Low: 16°F Low: 17°F  
Snow Snow Mostly Cloudy Snow Sunny Partly Sunny Mostly Cloudy Mostly Cloudy
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Current Conditions at
GALESBURG - (KGBG)
25°
Mostly Cloudy
as of 10:55 AM CST
Rel. Humidity: 100%
Dew Point: 25°F
Visibility: 10 Miles
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 2500ft, Broken at 7000ft, Broken at 8500ft
Current Conditions at
PEORIA - (KPIA)
27°
Cloudy
as of 10:54 AM CST
Rel. Humidity: 79%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Solid Overcast at 9000ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
23°
Cloudy
as of 10:55 AM CST
Rel. Humidity: 92%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 2300ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
27°
Clear
as of 10:55 AM CST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
3 MPH
110° East
Cloud Level(s): Clear
100% chance of snow Today Today... Snow, mainly after noon. High near 26. Southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.

100% chance of snow Tonight Tonight... Snow, mainly before 10pm. Low around 13. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 26. Calm wind becoming southwest 5 to 8 mph in the morning.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 18. South wind 6 to 9 mph, with gusts as high as 20 mph.

30% chance of snow Wednesday Wednesday... A 30 percent chance of snow after noon. Mostly cloudy, with a high near 35. South southwest wind around 9 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around -2. North northwest wind 7 to 10 mph, with gusts as high as 20 mph.

Sunny on Thursday Thursday... Sunny, with a high near 13. North northwest wind around 6 mph becoming calm in the morning.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around -3.

Partly Sunny on Friday Friday... Partly sunny, with a high near 28.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 16.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 32.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 17.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 28.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:06 AM
Sunset: 4:33 PM
Civil Sunrise:06:35 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.